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Emerald|Lab Grown|IGI

4.27ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG787622927

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787622927

Diamond specifications and retailer prices

From $8,233 NZD
$4,640 USD
As of October 30, 2026
Save $26,091 NZD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $34,323 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.27ct lab-grown emerald diamond

This 4.27ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787622927 or 787622927. Listed at 14 retailers as of October 30, 2026, with prices from $8,233 to $34,323, a $26,091 spread on the same certified stone. Taylor and Hart lists it at $34,323. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.27
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787622927
Dimensions10.59 × 7.59 × 5.22 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.59 mm7.59 mm4.27 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787622927
Side View
Table 65.0%Crown 40.9°Girdle: Slightly ThickPavilion 40.1°Culet: LargeDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $12,472 NZD|Low: $8,233 NZD|High: $39,922 NZD|Avg: $19,788 NZD|-13.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
October 31, 2026
Retailer 11$8,233 NZD
Retailer 2$8,392 NZD
Retailer 12$12,196 NZD
Retailer 1$12,472 NZD
Retailer 5$14,079 NZD
Retailer 4$14,807 NZD
Retailer 8$15,800 NZD
Retailer 13$16,300 NZD
Retailer 9$19,969 NZD
Retailer 7$20,417 NZD
Retailer 6$21,558 NZD
Retailer 3$25,902 NZD
Retailer 10$32,486 NZD
Taylor and Hart$34,323 NZD

41 data points across 14 retailers

14 retailers$8,233 NZD to $34,323 NZD

A
Cheapest Retailer
-
$8,233 NZD
$4,640 USD
A
Retailer 2
-
$8,392 NZD
$4,730 USD
View
A
Retailer 3
-
$12,196 NZD
HK$53,700 HKD
View
A
Retailer 4
-
$12,472 NZD
£5,535 GBP
View
Retailer 5
-
$14,079 NZD
$7,935 USD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$14,807 NZD
$8,345 USD
View
B+
Retailer 7
-
$15,800 NZD
€8,481 EUR
View
B+
Retailer 8
-
$16,300 NZD
$9,187 USD
View
B+
Retailer 9
-
$19,969 NZD
£8,862 GBP
View
B+
Retailer 10
-
$20,417 NZD
ZAR 185,898 ZAR
View
B+
Retailer 11
-
$21,558 NZD
$12,150 USD
View
B
Retailer 12
-
$25,902 NZD
$14,598 USD
View
B
Retailer 13
-
$32,486 NZD
$18,309 USD
View
Most Expensive
B
Taylor and Hart
LSQDGDM · Oct 31
$34,323 NZD
$19,345 USD
View
13 more retailers have this diamond
Prices start from $8,233 NZDSave up to $26,091 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.27ct Emerald
$8,233 NZD